Junction box



FIG. 1 is a front/left side perspective view of a junction box, which embodies the inventive ornamental design;

FIG. 2 is a front elevation view of the junction box of FIG. 1 embodying the inventive design;

FIG. 3 is a top view of the junction box of FIG. 1 embodying the inventive design;

FIG. 4 is a bottom view of the junction box of FIG. 1 embodying the inventive design;

FIG. 5 is a right side view of the junction box of FIG. 1 embodying the inventive design;

FIG. 6 is a left side view of the junction box of FIG. 1 embodying the inventive design; and,

FIG. 7 is a back elevation view of the junction box of FIG. 1 embodying the inventive design. 

CLAIM The ornamental design for a junction box, as shown and described. 